@article{ref1,
title="Methods for the prevention of traffic accidents",
journal="Imprensa Medica",
year="1951",
author="de Oliveira, Ana",
volume="27",
number="450",
pages="57-60",
abstract="<p>[Abstract unavailable]</p> <p>Language: un</p>",
language="un",
issn="",
doi="",
url="http://dx.doi.org/"
}